Home / 767,505.78-1,151,261.47-235,024.66

Finding the Fourth Proportional to 767,505.78, 1,151,261.47 and 235,024.66

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Solution

The fourth proportional to 767,505.78, 1,151,261.47 and 235,024.66 is: 352,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,505.78 : 1,151,261.47 = 235,024.66 : x
  2. Step 2: Convert to fraction form
    767,505.78/1,151,261.47 = 235,024.66/x
  3. Step 3: Cross multiply
    767,505.78x = 1,151,261.47 × 235,024.66
  4. Step 4: Simplify right side
    767,505.78x = 270,574,835,557.85
  5. Step 5: Solve for x
    x = 270,574,835,557.85/767,505.78
  6. Step 6: Final answer
    x = 352,537.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.